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As a senior credit cards editor here at TPG, I pride myself on getting the most out of my credit cards and points and miles. Part of my routine is checking my card accounts every Monday. One of my favorite cards is the American Express® Gold Card, which offers $10 in monthly dining credits with select merchants, including Grubhub. I make sure to put in an order every month. So you can imagine my shock and horror when I recently checked my Amex account and saw that I had somehow accidentally redeemed almost 4,000 Membership Rewards points for a Grubhub...

If you have a Raspberry Pi connected to an LED matrix, you might think about creating a simple oscilloscope. Of course, the Pi isn’t really well-suited for that and neither is an LED matrix, so [Thomas McDonald] decided to create the OhSillyScope, instead. The device isn’t very practical, but it does add some flash to live music performances or it makes a cool music visualizer. The matrix is only 64×64 so you can’t really expect it to match a proper scope. Besides that, it pulls its data from the Pi’s ALSA sound system. You can find a video of the...

Our editors independently select the products we recommend. We may earn a commission on items bought through our links. Eat your heart out, Kelly Clarkson. Karaoke night out on the town is full of fun, but if you don’t find yourself singing around the house every day, your rendition of Celine Dion’s “My Heart Will Go On” might have your friends and others listening holding their palms over their ears. You know what they say: practice makes perfect. So before you head to another karaoke bar for a night full of tunes, practice at home with the best karaoke machines....

A go-bag is a key piece of preparing for an earthquake, a wildfire or anything other evacuation order. WHAT ARE THE KITS YOU NEED Go-bag: Daypack or small duffel light enough to be carried – one for each member of the household. This should contain necessities if you have to leave your home suddenly because of earthquake, wildfire, flooding or other evacuation order. Keep it packed and ready to grab and go. Car kit / work kit: Basics for at least 24 hours in each vehicle and at your workplace, in case you’re away from your go-bag. Stay kit: A...

For years, if you wanted to access the Library of Congress’s ornate main reading room, you first needed to flash a photo ID library card. But starting on April 11 through September, the library will be piloting an exception to that rule. For a few hours each day, visitors who previously could only view the […] The post The “Stunning” Library of Congress Main Reading Room Will Soon Be Open to Visitors first appeared on Washingtonian.